Mr Xu Zhenhuan, Mr Georges Dassis
Mr Xu Zhenhuan, Mr Georges Dassis
Ms Fang Yuan, Mr Youyi Huang, Mr Gunnar Wiegand, Ms Yang Yanyi, Mr Xu Zhenhuan, Mr Georges Dassis, Mr Luis Planas, Ms Beatriz Porres, Mr Alan Hick
Ms Fang Yuan, Mr Youyi Huang, Mr Gunnar Wiegand, Ms Yang Yanyi, Mr Xu Zhenhuan, Mr Georges Dassis, Mr Luis Planas, Ms Beatriz Porres, Mr Alan Hick, Ms Else Boonstra
Ms Fang Yuan, Mr Youyi Huang, Mr Gunnar Wiegand, Ms Yang Yanyi
Mr Gunnar Wiegand, Ms Yang Yanyi, Mr Xu Zhenhuan, Mr Georges Dassis
Mr Xu Zhenhuan, Mr Georges Dassis and participants